Plusrite® has designed a sleek, contemporary post top fixture with one vertical mounting arm that creates a clean look and easier installation to retrofit on standard 2-3/8" tenons. Saving time and money by upgrading to LED. Our DLC premium open round post top light fixture replaces up to 250 watt metal halide fixtures and produces up to 8,760 lumens. BENEFITS Sleek, contemporary design eliminates light trespass to avoid light pollution in the night sky. Optional accessory: Fixture is engineered so motion sensor can be built inside to preserve clean lines avoid certain weather conditions.